Rule34.GG

Regular anal
anal sex
anthro
avian
bedroom sex
belly on back
bird
canid
canine
close-up
crested penguin
duo
grabbing from behind
grabbing railing
half-closed eyes
hi res
internal
internal anal
male
male/male
mammal
motion lines
narrowed eyes
nipples
onomatopoeia
open mouth
overweight
overweight male
pen-pen (rawk-hawpper)
penetration
penguin
raccoon dog
rockhopper penguin
simple background
sound effects
syrup burr
tanuki
text